import java.util.Scanner;
public class Temperature {
        public static void main(String[] args) {
            System.out.println("请输入水温：");
            Scanner scan = new Scanner(System.in);
            double v = scan.nextDouble();
            if(v > 95){
                System.out.println("水温为：开水");
            }else if(v > 70 && v <=95){
                System.out.println("水温为：热水");
            }else if(v > 40 && v <= 70){
                System.out.println("水温为：温水");
            }else if(v <= 40 ){
                System.out.println("水温为：凉水");
            }else{
                System.out.println("水温为：未知水");
            }
        }
    }

